Term
| The tryptophan operon is a repressible operon that is |
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Definition
| Turned off whenever tryptophan is added to the growth medium. |
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Term
| Why are viruses referred to as obligate parasites? |
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Definition
| They cannot reproduce outside of a host cell. |
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Term
| A transposon acts differently from other types of genetic recombination because it: |
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Definition
| Scatters genes to new loci in the genome. |
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Term
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Definition
| Similarity resulting from common ancestry. |
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Term
| Sparrows with average‐sized wings survive severe storms better than those with longer or shorter wings, and this illustrates |
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Definition
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